@Jakobg33 26
Hand Speed (max)
10/11/25
CLASS OF 2028
OF
RHP
Jakob
Groeschel
Kenton Ridge (HS) • OH
5' 10" • 165LBS
R/R • 15yr 9mo
Travel Team: Ohio Hit Dogs
5' 10" • 165LBS
R/R • 15yr 9mo
Travel Team: Ohio Hit Dogs
Rankings
2028 National
Rankings available to Premium Subscriber
2028 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
78.4
Bat Speed (max)
10/11/25
40.6
Rot. Acc (max)
8/01/25
90
Hard Hit %
6/12/24
101.1
Exit Velocity (max)
6/30/25
93.7
Exit Velocity (avg)
10/13/24
377
Distance (max)
10/11/25
80
Sweet Spot %
6/12/24
6.51
60-yd
6/30/25
3.65
30-yd
6/30/25
1.57
10-yd
6/30/25
21.5
Run speed (max)
6/30/25
-
INF Velo
88
OF Velo
10/11/25
-
C Velo
-
Pop Time
Fastball
85
Velocity (max)
6/19/25
82 - 85
Velo Range
6/19/25
2063
Spin Rate (avg)
7/24/24
Changeup
74 - 75
Velo Range
7/25/24
1811
Spin Rate (avg)
7/24/24
Curveball
72 - 76
Velo Range
6/12/25
2425
Spin Rate (avg)
7/24/24
Slider
66.3 - 68.8
Velo Range
2/25/24
2340
Spin Rate (avg)
2/25/24
Positional Tools
2025
2024
2023
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Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
88.0
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
6.69
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
82.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
14.7
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.33
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
68.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
11.5
Hitting
2025
2024
2023
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
101.1
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
90.8
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
377
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
168
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
10.649
Hard Hit %
Percentage of batted balls with exit velocities over 95 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
98.1
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
90.4
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
368
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
182
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
13.5416
Hard Hit %
Percentage of batted balls with exit velocities over 95 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
84.5
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
77.2
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
319
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
250
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
26.1517
Hard Hit %
Percentage of batted balls with exit velocities over 95 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
2025 Southern Ohio Fall Top Prospect Games (Invite Only)
Oct 11, 2025
Trackman - Hitting
101.0
Exit Velocity (max)
91.7
Exit Velocity (avg)
188
Distance (avg)
377
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2025 Midwest Super Sophomore Games (Invite-Only)
Aug 1, 2025
Trackman - Hitting
101.0
Exit Velocity (max)
92.2
Exit Velocity (avg)
120
Distance (avg)
310
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2025 Ohio Underclass Games - 1 (Invite Only)
Jun 30, 2025
Trackman - Hitting
101.1
Exit Velocity (max)
93.2
Exit Velocity (avg)
208
Distance (avg)
346
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2025 Central Ohio Preseason All-State 1 (Invite-Only)
Feb 16, 2025
Trackman - Hitting
97.4
Exit Velocity (max)
85.3
Exit Velocity (avg)
153
Distance (avg)
357
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2024 Ohio State Games (Invite Only)
Oct 13, 2024
Trackman - Hitting
98.1
Exit Velocity (max)
93.7
Exit Velocity (avg)
210
Distance (avg)
368
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Junior Future Games (Class of 2028/29)
Jul 24, 2024
Trackman - Hitting
92.9
Exit Velocity (max)
88.5
Exit Velocity (avg)
183
Distance (avg)
353
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2024 Ohio Future 50 (Invite Only)
Jun 12, 2024
Trackman - Hitting
95.4
Exit Velocity (max)
92.7
Exit Velocity (avg)
190
Distance (avg)
300
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Ground Ball %
2024 Central Ohio Rising Stars ID
Feb 25, 2024
Trackman - Hitting
94.4
Exit Velocity (max)
85.7
Exit Velocity (avg)
135
Distance (avg)
236
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
2023 Southern OH Rising Stars Instructional Camp
Jul 11, 2023
Trackman - Hitting
84.5
Exit Velocity (max)
77.2
Exit Velocity (avg)
250
Distance (avg)
319
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2025
2024
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
26.0
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
24.5
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
78.4
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
72.6
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
24.6
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
23.5
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
75.3
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
70.3
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
2025 Southern Ohio Fall Top Prospect Games (Invite Only)
Oct 11, 2025
Blast - Hitting
26.0
Hand Speed (max)
25.5
Hand Speed (avg)
78.4
Bat Speed (max)
73.3
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2025 Midwest Super Sophomore Games (Invite-Only)
Aug 1, 2025
Blast - Hitting
25.7
Hand Speed (max)
24.9
Hand Speed (avg)
78.4
Bat Speed (max)
74.1
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2025 Ohio Underclass Games - 1 (Invite Only)
Jun 30, 2025
Blast - Hitting
25.8
Hand Speed (max)
24.6
Hand Speed (avg)
77.2
Bat Speed (max)
72.3
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2025 Central Ohio Preseason All-State 1 (Invite-Only)
Feb 16, 2025
Blast - Hitting
24.0
Hand Speed (max)
23.1
Hand Speed (avg)
73.6
Bat Speed (max)
70.8
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2024 Ohio State Games (Invite Only)
Oct 13, 2024
Blast - Hitting
24.6
Hand Speed (max)
23.8
Hand Speed (avg)
75.3
Bat Speed (max)
72.3
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Junior Future Games (Class of 2028/29)
Jul 24, 2024
Blast - Hitting
23.9
Hand Speed (max)
23.6
Hand Speed (avg)
72.0
Bat Speed (max)
69.8
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2024 Ohio Future 50 (Invite Only)
Jun 12, 2024
Blast - Hitting
24.1
Hand Speed (max)
23.1
Hand Speed (avg)
72.6
Bat Speed (max)
67.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
2024 Central Ohio Rising Stars ID
Feb 25, 2024
Blast - Hitting
24.5
Hand Speed (max)
23.5
Hand Speed (avg)
72.9
Bat Speed (max)
70.0
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2024
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
80.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
77.4
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2014
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
26.0
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
69.4
Curveball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2425
Curveball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
70.9
Changeup
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1400
Changeup
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
67.6
Slider
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2340
Slider
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Junior Future Games (Class of 2028/29)
Jul 24, 2024
Trackman - Fastball
80.0
Velocity (max)
76.9 - 78.8
Velo Range
76.1
Eff Velocity (avg)
2,278
Spin Rate (max)
2,063
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Curveball
71.2
Velocity (max)
68.2 - 70.6
Velo Range
66.5
Eff Velocity (avg)
2,731
Spin Rate (max)
2,425
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
74.5
Velocity (max)
72.4
Eff Velocity (avg)
1,811
Spin Rate (max)
1,811
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
2024 Central Ohio Rising Stars ID
Feb 25, 2024
Trackman - Fastball
76.5
Velocity (max)
74.2 - 76.3
Velo Range
73.6
Eff Velocity (avg)
1,906
Spin Rate (max)
1,772
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
68.8
Velocity (max)
66.3 - 68.8
Velo Range
65.9
Eff Velocity (avg)
2,372
Spin Rate (max)
2,340
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - ChangeUp
71.1
Velocity (max)
68.8 - 70.9
Velo Range
68.6
Eff Velocity (avg)
1,396
Spin Rate (max)
1,263
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Pitch Scores
Pitching Velos
2025
2024
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
85.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
83.2
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
72.2
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
80.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.3
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
67.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
74.5
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
72.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
70.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
63.5
Game Performance
2024
RSi
The reactive strength index measurement of an athlete's explosiveness by comparing their jump height to the ground contact time in between their jumps. On a scale of 0-5.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.56
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
3.65
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
6.51
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
RSI
The reactive strength index measurement of an athlete's explosiveness by comparing their jump height to the ground contact time in between their jumps. On a scale of 0-5.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
2025 Midwest Super Sophomore Games (Invite-Only)
Aug 1, 2025
Vald
1.58
10-yd
3.76
30-yd
6.75
60-yd
20.5
Run speed (max)
1.90
RSI (max)
30.3
Jump Height (max)
Vizual Edge
2025
Edge Score
The highest Edge Score within the given year. Edge Score is a comprehensive score that takes the core-six visual skills into account, providing an assessment of an athlete’s overall visual ability.
59.8
Pitch Ai
Notes
News
- 15u National Championship: Director's List - Jun 26, 2025
- 15U National Championship: Scout Blog - Jun 25, 2025
- 2025 Central Ohio Preseason All-State 1 - Top Statistical Performers - Feb 17, 2025
- Results From 2024 Central Ohio Rising Stars ID - Feb 26, 2024
- Results From 2024 Central Ohio Rising Stars ID - Feb 26, 2024
- Results From 2023 Southern Ohio Rising Stars Instructional Camp - Jul 12, 2023
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Physical
2025
2024
Grip Strgth (LH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Grip Strgth (RH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Grip Strgth (LH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Grip Strgth (RH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Positional Profile: OF/RHP
Body: 5-9, 160-pounds.
Hit: RHH
Power: 101 max exit velocity, averaged 93.2 mph. 346' max distance.
Arm: RH. OF-84 mph.
ATH: 6.51 runner in the 60. 1.57 and 3.65 in the 10 and 30 yard splits.
Positional Profile: OF/RHP
Body: 5-9, 160-pounds.
Hit: RHH
Power: 97 max exit velocity, averaged 85.3 mph. 357' max distance.
Arm: RH. OF-83 mph.
ATH: 6.77 runner in the 60. 1.64 and 3.80 in the 10 and 30 yard splits.
Positional Profile: OF/RHP Dynamic athlete that produces well above what the size would predict.
Body: 5-8, 145-pounds. Twitchy frame
Hit: RHH. Quiet confidence in the box. Keeps good rhythm throughout the move. Lands consistently on time to do damage. Controls the zone well, whips the end of the bat. Gifted hitter. 72.3 mph bat speed with 26 G's of rotational acceleration.
Power: 98 max exit velocity, averaged 93.7 mph. 368' max distance. One of the premier bats in the 2028 class
Arm: RH. OF-81 mph. Arm strength is catching up to the rest of his outputs, clean and quick.
Defense: Fundamentally sound in the OF with good first step quickness and closing speed. Goes and gets it. Hard to drop anything over his head.
ATH: 6.74 runner in the 60.
Positional Profile: OF/RHP Twitchy athlete that rotates at an extremely fast pace.
Body: 5-8, 140-pounds. Long lloose limbs.
Hit: RHH. Tall, upright to start. Fast, explosive hands & rotations in the batters box. 67.6 mph bat speed with 32 G's of rotational acceleration.
Power: 95 max exit velocity, averaged 92.7 mph. 300' max distance. More PWR than the frame might suggest. Ability create backspin.
Arm: RH. OF-82 mph. Fast, accurate & on time.
Defense: Easy mover, natural defender.
ATH: 6.69 runner in the 60. Makes it look easy & effortless.